From e206740fd7454bb03e2819365a257bce59f76162 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sergey=20M=E2=80=A4?= <dstftw@gmail.com>
Date: Mon, 27 Apr 2015 23:44:05 +0600
Subject: [PATCH] [moniker] Capture and output error message (#5541)

---
 youtube_dl/extractor/moniker.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/youtube_dl/extractor/moniker.py b/youtube_dl/extractor/moniker.py
index 5de719bdc..801abe0e1 100644
--- a/youtube_dl/extractor/moniker.py
+++ b/youtube_dl/extractor/moniker.py
@@ -9,6 +9,7 @@ from ..compat import (
     compat_urllib_parse,
     compat_urllib_request,
 )
+from ..utils import ExtractorError
 
 
 class MonikerIE(InfoExtractor):
@@ -40,6 +41,12 @@ class MonikerIE(InfoExtractor):
         video_id = self._match_id(url)
         orig_webpage = self._download_webpage(url, video_id)
 
+        error = self._search_regex(
+            r'class="err">([^<]+)<', orig_webpage, 'error', default=None)
+        if error:
+            raise ExtractorError(
+                '%s returned error: %s' % (self.IE_NAME, error), expected=True)
+
         fields = re.findall(r'type="hidden" name="(.+?)"\s* value="?(.+?)">', orig_webpage)
         data = dict(fields)